(2)Now second free editor is DIAThe opensourc free alternative to popular flow chart tool visio.Dia is a simple toll to create flowchartin a quick and painless mannerIt lets you create various shapes,connect them to flow chart and even create custom shapes.

htttp://www.gnome.org/project/dia

(3)Now third free image editor is SodipodiThe inexplicably named Sodipodi is another alternative for vector illustration,and apart from the way it look is muchlike inkspaceinfact it is the spin off of sodipodi project.its primarily graphic format is SVG.

The GIMP,or GNU image manipulation programme was first realeased by two berkeley student in 1996it has evolved in powerful little programme: The latest build is GIMP2.0.has completly revamped his look

Note about GIMP:-The GIMP require the GTK 2 (GIMP)Toolkit and runtime enviorment to run.Also when uninstalling the gimp , remove the gimp before runtime enviorment. Other wise your system will always assume that the GIMP is default programme for all image.

I think it is the best free anmation software on the planet. you know why read below:--

Once an in house solution for professional 2D animators Synfigwent open source when Vorias studio,Its parent companywent bankruptWhile they were in buisness however they manage to churn out compelling looking workso the release of the tool to the public was aconsiderebly good idea.

KTOON was createdby Columbian animators Toonka production to spark off an interest in animation in youth of latin america.The product is in beta but its already recieved few appreciate nods As of right now it is for linux windows version coming soon.

Few free tools have evermade such a mark as blender and for a good reason .Blender is a excellent 3D modeling and editing programmeYou can get blender for both linux and windows both version are bug free

(4)POV-RAYlast but not least Povray (the persistence of vision raytracer)is essentially a programme for raytracing 3d scene rather than modelling them while it is open source in thats you are free to download and modify the source code.inconsequential triva:--povray was the first raytracer in space -billioner mark shuttleworthused it torendern an image during his trip to International space station.